It doesn’t take a rocket surgeon to figure out that impersonating Elon Musk is probably not a good idea, but that’s exactly what Tesla alleges a senior executive of an oil company recently tried to do. In a lawsuit filed this week, Tesla accused Todd Katz, the chief financial officer of Seattle-based Quest Integrity Group, of attempting to obtain confidential financial information about the company by impersonating Tesla’s CEO via email. The suit claims Katz used an email address similar to...